2019925240

素因数分解:

$2^3\times 5^1\times {\mathrm{919}}^1\times {\mathrm{54949}}^1$

素因数の和:55879

約数の個数: 32

約数和(自身を含む): 4549860000

約数和(自身を除く): 2529934760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 919, 1838, 3676, 4595, 7352, 9190, 18380, 36760, 54949, 109898, 219796, 274745, 439592, 549490, 1098980, 2197960, 50498131, 100996262, 201992524, 252490655, 403985048, 504981310, 1009962620, 2019925240]

約数ペア:

[(1, 2019925240), (2, 1009962620), (4, 504981310), (5, 403985048), (8, 252490655), (10, 201992524), (20, 100996262), (40, 50498131), (919, 2197960), (1838, 1098980), (3676, 549490), (4595, 439592), (7352, 274745), (9190, 219796), (18380, 109898), (36760, 54949)]